Please DO NOT update any Fortress Power firmware unless directed by Fortress Power technical support. Updating ENVY, eFlex and eVault firmware requires a Windows laptop, a Fortress Power CANbus tool, and hardware drivers.
Fortress Power installers wishing to perform firmware updates should request a firmware update tool and setup assistance by submitting a support ticket at support.fortresspower.com
| Type | Version | Product | Last modified | Download |
|---|---|---|---|---|
| Software | BMS Software Update | eForce | 18-02-2025 |  |
| Driver | CANtool Drivers | eForce | 18-02-2025 | |
| Firmware | Firmware Update | eForce | 18-02-2025 | |
| README Disclaimer | eForce | 18-02-2025 | |
|
| README Disclaimer | eFlex | 21-11-2022 | |
|
| eFlex-Firmware-Update-Instructions | eFlex | 18-05-2023 | |
|
| Driver | CANtool Drivers | eFlex | 08-07-2021 | |
| README Disclaimer | eVault Classic | 21-11-2022 | |
|
| eVault-Firmware-Update-Instructions | eVault Classic | 08-07-2021 | |
|
| Software | Upgrade Tool | eVault Classic | 08-07-2021 | |
| Firmware | v.7.7 | eVault Classic | 15-09-2021 | |
| Driver | CAN-tool Drivers | eVault Classic | 08-07-2021 | |
| README Disclaimer | eVault Max | 21-11-2022 | |
|
| eVault Max Release Notes | eVault Max | 01-02-2024 | |
|
| eVaultMax-Firmware-Update-Instructions | eVault Max | 28-01-2022 | |
|
| Software | eVault Max BMS Software | eVault Max | 08-02-2023 | |
| Firmware (v.ST0304) | eVault Max Firmware (ST version) | eVault Max | 22-01-2024 | |
| *NOTE* | Use "GD0304" if serial number starts with 2210XXXXXX or higher | eVault Max | 22-01-2024 | |
| Firmware (v.GD0304) | eVault Max Firmware (GD version) | eVault Max | 22-01-2024 | |
| Driver | CAN-tool Drivers | eVault Max | 25-08-2021 | |
| Error Code Software | Monitoring Tool | eVault Classic | 09-09-2022 | |
| Software | eFlex BMS Software (V1.61) | eFlex | 18-04-2023 | |
| Firmware | BMS Firmware V3012 & V4006 (DO NOT EXTRACT/UNZIP) | eFlex | 20-04-2023 | |
| Firmware | Firmware ENVY 8/10/12kW | Envy Inverter | 07-06-2024 | |
| Firmware Update Guide | Envy Inverter | 20-02-2024 | |
|
| LCD Update | LCD Update Instructions | Envy Inverter | 20-02-2024 | |
| LCD Update | LCD Update via USB | Envy Inverter | 12-02-2025 | |
| Error Code Software | LOGStool | eVault Classic | 21-12-2023 | |
| Updating Methods | Avalon | 12-06-2024 | |
|
| Firmware | Firmware Avalon | Avalon | 20-01-2025 | |
| Release Notes | Avalon | 25-06-2024 | |
|
| Software | Upper Computer Software | eFlex MAX | 04-09-2024 | |
| Firmware | Firmware Update | eFlex MAX | 18-02-2025 | |
| Firmware Update Instructions | eFlex MAX | 20-11-2024 | |
|
| Host PC Update Instructions | eFlex MAX | 06-11-2024 | |
